116 lines
No EOL
1 KiB
SQL
116 lines
No EOL
1 KiB
SQL
# title: CTE
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WITH q AS (
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SELECT
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a
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FROM x
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)
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SELECT
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a
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FROM x;
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SELECT
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a
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FROM x;
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# title: Nested CTE
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SELECT
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a
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FROM (
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WITH q AS (
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SELECT
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a
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FROM x
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)
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SELECT a FROM x
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);
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SELECT
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a
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FROM (
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SELECT
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a
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FROM x
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);
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# title: Chained CTE
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WITH q AS (
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SELECT
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a
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FROM x
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), r AS (
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SELECT
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a
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FROM q
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)
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SELECT
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a
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FROM x;
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SELECT
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a
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FROM x;
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# title: CTE reference in subquery where alias matches outer table name
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WITH q AS (
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SELECT
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a
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FROM y
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)
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SELECT
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a
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FROM x AS q
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WHERE
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a IN (
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SELECT
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a
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FROM q
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);
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WITH q AS (
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SELECT
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a
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FROM y
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)
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SELECT
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a
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FROM x AS q
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WHERE
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a IN (
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SELECT
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a
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FROM q
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);
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# title: CTE reference in subquery where alias matches outer table name and outer alias is also CTE
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WITH q AS (
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SELECT
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a
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FROM y
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), q2 AS (
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SELECT
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a
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FROM y
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)
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SELECT
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a
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FROM q2 AS q
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WHERE
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a IN (
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SELECT
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a
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FROM q
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);
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WITH q AS (
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SELECT
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a
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FROM y
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), q2 AS (
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SELECT
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a
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FROM y
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)
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SELECT
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a
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FROM q2 AS q
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WHERE
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a IN (
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SELECT
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a
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FROM q
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); |